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-rw-r--r--sysdeps/tile/tilepro/atomic-machine.h88
1 files changed, 0 insertions, 88 deletions
diff --git a/sysdeps/tile/tilepro/atomic-machine.h b/sysdeps/tile/tilepro/atomic-machine.h
deleted file mode 100644
index 702e17d77d..0000000000
--- a/sysdeps/tile/tilepro/atomic-machine.h
+++ /dev/null
@@ -1,88 +0,0 @@
-/* Copyright (C) 2011-2016 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library. If not, see
- <http://www.gnu.org/licenses/>. */
-
-#ifndef _ATOMIC_MACHINE_H
-#define _ATOMIC_MACHINE_H 1
-
-#include <asm/unistd.h>
-
-#define __HAVE_64B_ATOMICS 0
-#define USE_ATOMIC_COMPILER_BUILTINS 0
-
-/* 32-bit integer compare-and-exchange. */
-static __inline __attribute__ ((always_inline))
-int __atomic_cmpxchg_32 (volatile int *mem, int newval, int oldval)
-{
- int result;
- __asm__ __volatile__ ("swint1"
- : "=R00" (result), "=m" (*mem)
- : "R10" (__NR_FAST_cmpxchg), "R00" (mem),
- "R01" (oldval), "R02" (newval), "m" (*mem)
- : "r20", "r21", "r22", "r23", "r24",
- "r25", "r26", "r27", "r28", "r29", "memory");
- return result;
-}
-
-#define atomic_compare_and_exchange_val_acq(mem, n, o) \
- ({ \
- if (sizeof (*(mem)) != 4) \
- __atomic_error_bad_argument_size (); \
- (__typeof (*(mem))) \
- __atomic_cmpxchg_32 ((int *) (mem), (int) (n), (int) (o)); \
- })
-
-/* Atomically compute:
- int old = *ptr;
- *ptr = (old & mask) + addend;
- return old; */
-
-static __inline __attribute__ ((always_inline))
-int __atomic_update_32 (volatile int *mem, int mask, int addend)
-{
- int result;
- __asm__ __volatile__ ("swint1"
- : "=R00" (result), "=m" (*mem)
- : "R10" (__NR_FAST_atomic_update), "R00" (mem),
- "R01" (mask), "R02" (addend), "m" (*mem)
- : "r20", "r21", "r22", "r23", "r24",
- "r25", "r26", "r27", "r28", "r29", "memory");
- return result;
-}
-
-/* Size-checked verson of __atomic_update_32. */
-#define __atomic_update(mem, mask, addend) \
- ({ \
- if (sizeof (*(mem)) != 4) \
- __atomic_error_bad_argument_size (); \
- (__typeof (*(mem))) \
- __atomic_update_32 ((int *) (mem), (int) (mask), (int) (addend)); \
- })
-
-#define atomic_exchange_acq(mem, newvalue) \
- __atomic_update ((mem), 0, (newvalue))
-#define atomic_exchange_and_add(mem, value) \
- __atomic_update ((mem), -1, (value))
-#define atomic_and_val(mem, mask) \
- __atomic_update ((mem), (mask), 0)
-#define atomic_or_val(mem, mask) \
- ({ __typeof (mask) __att1_v = (mask); \
- __atomic_update ((mem), ~__att1_v, __att1_v); })
-
-#include <sysdeps/tile/atomic-machine.h>
-
-#endif /* atomic-machine.h */